CN112064703A

CN112064703A - Free adjusting device of excavator dozer blade

Info

Publication number: CN112064703A
Application number: CN202010965721.1A
Authority: CN
Inventors: 方平
Original assignee: Individual
Current assignee: Shandong Deqili Machinery Co ltd
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2020-12-11
Anticipated expiration: 2040-09-15
Also published as: CN112064703B

Abstract

The invention relates to the technical field of a dozer blade of an excavator and discloses a free adjusting device of the dozer blade of the excavator, which comprises an engine body, wherein an adjusting cylinder is fixedly arranged on the right side of a fixed connecting rod, a belt is rotatably arranged on the outer side of a main rotating wheel, a secondary rotating wheel is rotatably arranged on the upper side of the belt, a limiting rod is fixedly arranged at the upper end of a limiting disc, a sliding connecting rod is fixedly arranged on the right side of a following disc, a stabilizing rod is fixedly arranged on the right side of the sliding connecting rod, and an auxiliary gear is rotatably arranged below. This free adjusting device of excavator dozer blade rotates through adjusting a section of thick bamboo and drives auxiliary gear and remove to the right side, and the belt on the main runner drives from the runner rotation simultaneously to drive the gag lever post and rotate and drive the sliding connection pole and slide to the right side, thereby adjust a section of thick bamboo and slide bar and drive the stabilizer bar simultaneously and remove, thereby drive the bull-dozer and remove to the right side, need not the effect that the excavator removed when having realized the short distance removal earth and rockwork.

Description

Free adjusting device of excavator dozer blade

Technical Field

The invention relates to the technical field of a dozer blade of an excavator, in particular to a free adjusting device of the dozer blade of the excavator.

Background

The dozer blade is mainly a device for the engineering machinery to transport earthwork, and at present, in order to be more convenient in the aspect of engineering construction, the dozer blade device is also equipped on the excavator so as to play the roles of removing obstacles in the front, cleaning the road surface and stabilizing the machine body.

In the in-service use process, when excavator dozer blade mainly has short distance promotion earthwork, need the excavator athey wheel to rotate to the realization leads to the oil consumption of excavator to increase to the promotion of earthwork, and has prolonged operating time, and current dozer blade lift up with descend the height not enough, the unable condition that adapts to different ground, lead to excavator dozer blade to have shortcomings such as certain limitation when using.

Disclosure of the invention technical problem (1)

Aiming at the defects of the prior art, the invention provides a free adjusting device for a dozer blade of an excavator, which has the advantages of being capable of pushing earthwork in a short distance to avoid the overall movement of the excavator, being capable of freely adjusting the height of the dozer blade according to actual conditions and the like, and solves the problems that the excavator needs to be moved in an overall manner when the earthwork is pushed in a short distance, the conventional dozer blade of the excavator is not enough to be lifted and descended, and the like, and cannot adapt to various ground conditions.

(II) technical scheme

In order to achieve the purposes of pushing earthwork in a short distance to avoid the overall movement of the excavator and freely adjusting the height of the dozer blade according to actual conditions, the invention provides the following technical scheme:

a free adjusting device of a bulldozer blade of an excavator comprises an excavator body, crawler wheels are rotatably mounted on two sides of the excavator body, a pushing mechanism is fixedly mounted on the right side of the excavator body, a supporting rod is fixedly mounted inside the pushing mechanism, a fixed connecting rod is rotatably mounted inside the supporting rod, an adjusting cylinder is fixedly mounted on the right side of the fixed connecting rod, a driven wheel is fixedly mounted on the left side of the fixed connecting rod, a driving wheel is meshed and connected with the lower portion of the driven wheel, a main rotating wheel is fixedly mounted below the driving wheel, a belt is rotatably mounted on the outer side of the main rotating wheel, a driven rotating wheel is rotatably mounted on the upper side of the belt, a supporting connecting rod is fixedly mounted on the upper end of the rotating wheel, a limiting disc is fixedly mounted on the upper end of the supporting connecting rod, a limiting, a fixed seat is fixedly arranged on the outer side of the sliding connecting rod, a stabilizer bar is fixedly arranged on the right side of the sliding connecting rod, an auxiliary gear is rotatably arranged below the stabilizer bar, a lifting mechanism is fixedly arranged on the right side of the stabilizer bar, a driving mechanism is rotatably arranged inside the lifting mechanism, a rotating lug is arranged inside the driving mechanism, the left side of the rotating lug is rotatably connected with the stabilizer bar, a base is fixedly arranged on the right side of the rotating lug, a hydraulic cylinder is fixedly arranged on the right side of the base, a connecting lug is fixedly arranged on the right side of the hydraulic cylinder, an L-shaped rod is rotatably connected with the right end of the connecting lug, the left end of the L-shaped rod is rotatably arranged on the stabilizer bar, a stabilizing mechanism is rotatably arranged on the inner side of the L-shaped rod, a rotating rod is rotatably arranged above the stabilizing mechanism, a, a bulldozing plate is fixedly arranged on the right side of the moving rod.

Preferably, the upper end of adjusting a section of thick bamboo is the slope form, and inside is provided with the helical gear and is connected with the auxiliary gear meshing, can strengthen auxiliary gear's rotational stability, prevents that auxiliary gear from skidding on adjusting a section of thick bamboo, is the slope form through adjusting a section of thick bamboo simultaneously, drives auxiliary gear and removes to the drive stabilizer bar removes.

Preferably, the inside of following the dish is seted up the spout that corresponds with the gag lever post, follows the inside spout and the gag lever post cooperation of dish to realize following moving about the dish.

Preferably, the sliding connecting rod is connected with the fixed seat in a sliding manner, and the sliding connecting rod can slide in the fixed seat, so that the stabilizer bar can move.

Preferably, the L-shaped rods are symmetrically distributed by taking the center line of the base as a reference point, and the symmetrical distribution of the L-shaped rods can enhance the stability of the bulldozer blade in moving up and down.

Preferably, stabilizing gear is rotatably installed in stabilizing mechanism's inside, and stabilizing gear's the outside is rotated and is installed the chain, and stabilizing gear can rotate and rotate along with L type pole, can guarantee that the bull-dozer board remains the horizontality all the time under the auxiliary action of chain.

(III) advantageous effects

Compared with the prior art, the invention provides a free adjusting device for a dozer blade of an excavator, which has the following beneficial effects:

1. the free adjusting device of the soil-pushing shovel of the excavator drives the driving wheel to rotate by starting the main rotating wheel to rotate, thereby driving the adjusting cylinder to rotate by the driven wheel, because the adjusting cylinder is inclined, thereby driving the auxiliary gear to rotate and simultaneously move towards the right side, thereby driving the stabilizer bar to move, thereby driving the lifting mechanism to move towards the right side, simultaneously the belt on the main rotating wheel drives the auxiliary rotating wheel to rotate, thereby driving the limiting disc to rotate by the supporting connecting rod, the limiting rod drives the sliding connecting rod to slide towards the right side, thereby driving the stabilizer bar to move towards the right side, the adjusting cylinder and the sliding rod simultaneously drive the stabilizer bar to move, thereby enhancing the stability of the moving process of the stabilizer bar, thereby driving the soil-pushing plate to move towards the right side, completing the short-distance pushing of earth and stone, and the crawler wheel of the excavator does not need to move, thereby realizing, the oil consumption of the excavator is reduced, the operation process is simplified, and the working efficiency is improved.

2. This free adjusting device of excavator dozer blade, through the inside pneumatic cylinder of start-up actuating mechanism, the inside hydraulic stem extension of pneumatic cylinder, thereby drive L type pole through the engaging lug and rotate downwards, thereby drive the inside stabilizing gear of stabilizing mean and rotate along the chain, thereby guarantee that the bull-dozer board of fixing on the carriage release lever is at the in-process that falls, remain the horizontality throughout, from not influencing the bulldozing operation of bull-dozer board, the dwang is rotated downwards simultaneously, L type pole pulling stabilizing spring extends, utilize dwang and stabilizing spring's cooperation, the descending height that has realized the bull-dozer board extends, thereby solve raising or descending the problem that the altitude distance is short of bull-dozer board.

Drawings

FIG. 1 is a schematic top view of the structure of the present invention;

FIG. 2 is a schematic top view of the pushing mechanism of the present invention;

FIG. 3 is a schematic top view of the pushing mechanism of the present invention;

FIG. 4 is a perspective view of an adjusting cylinder according to the present invention;

FIG. 5 is a perspective view of a limiting plate according to the present invention;

FIG. 6 is a schematic side view of the lifting mechanism of the present invention;

FIG. 7 is a schematic side view of the elevator mechanism of the present invention;

FIG. 8 is a schematic top view of the drive mechanism of the present invention;

FIG. 9 is a side schematic view of the stabilizing mechanism of the present invention.

In the figure: 1. a body; 2. a crawler wheel; 3. a pushing mechanism; 301. a support bar; 302. a fixed connecting rod; 303. an adjusting cylinder; 304. a driven wheel; 305. a drive wheel; 306. a main runner; 307. a belt; 308. a slave wheel; 309. a support link; 310. a limiting disc; 311. a follower disk; 312. a sliding connecting rod; 313. a fixed seat; 314. a stabilizer bar; 315. an auxiliary gear; 3101. a limiting rod; 4. a lifting mechanism; 401. a drive mechanism; 402. an L-shaped rod; 403. a stabilizing mechanism; 404. rotating the rod; 405. a stabilizing spring; 406. a travel bar; 4011. rotating the lug; 4012. a base; 4013. a hydraulic cylinder; 4014. connecting lugs; 4031. a stabilizing gear; 4032. a chain; 5. a bulldozer blade.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-9, a free adjustment device for a blade of an excavator comprises a machine body 1, two sides of the machine body 1 are rotatably provided with track wheels 2, the right side of the machine body 1 is fixedly provided with a pushing mechanism 3, the inside of the pushing mechanism 3 is fixedly provided with a support rod 301, the inside of the support rod 301 is rotatably provided with a fixed connecting rod 302, the right side of the fixed connecting rod 302 is fixedly provided with an adjustment cylinder 303, the upper end of the adjustment cylinder 303 is inclined, a helical gear is arranged in the adjustment cylinder 303 and is meshed with an auxiliary gear 315, so that the rotation stability of the auxiliary gear 315 can be enhanced, the auxiliary gear 315 is prevented from slipping on the adjustment cylinder 303, meanwhile, the auxiliary gear 315 is driven to move through the inclination of the adjustment cylinder 303, so as to drive a stabilizer bar 314 to move, the left side of the fixed connecting rod 302 is fixedly provided with a driven wheel 304, the lower, a belt 307 is rotatably installed on the outer side of the main rotating wheel 306, a secondary rotating wheel 308 is rotatably installed on the upper side of the belt 307, a supporting connecting rod 309 is fixedly installed on the upper end of the secondary rotating wheel 308, a limiting disc 310 is fixedly installed on the upper end of the supporting connecting rod 309, a limiting rod 3101 is fixedly installed on the upper end of the limiting disc 310, a following disc 311 is movably installed on the outer side of the limiting rod 3101, a sliding groove corresponding to the limiting rod 3101 is formed in the following disc 311, the sliding groove in the following disc 311 is matched with the limiting rod 3101 so as to realize the left-right movement of the following disc 311, a sliding connecting rod 312 is fixedly installed on the right side of the following disc 311, the sliding connecting rod 312 is in sliding connection with a fixed seat 313, the sliding connecting rod 312 can slide in the fixed seat so as to realize the movement of the stabilizer bar, an auxiliary gear 315 is rotatably mounted below the stabilizer bar 314, and a lifting mechanism 4 is fixedly mounted on the right side of the stabilizer bar 314.

A driving mechanism 401 is rotatably installed inside the lifting mechanism 4, a rotating lug 4011 is arranged inside the driving mechanism 401, the left side of the rotating lug 4011 is rotatably connected with the stabilizer bar 314, a base 4012 is fixedly installed on the right side of the rotating lug 4011, a hydraulic cylinder 4013 is fixedly installed on the right side of the base 4012, a connecting lug 4014 is fixedly installed on the right side of the hydraulic cylinder 4013, an L-shaped rod 402 is rotatably connected to the right end of the connecting lug 4014, the L-shaped rod 402 is symmetrically distributed by taking the center line of the base 4012 as a reference point, the L-shaped rod 402 is symmetrically distributed to enhance the stability of the up-and-down movement of the bulldozer 5, the left end of the L-shaped rod 402 is rotatably installed on the stabilizer bar 314, a stabilizing mechanism 403 is rotatably installed on the inner side of the L-shaped rod 402, a stabilizing gear 4031 is rotatably installed inside the stabilizing mechanism 403, a chain 4032 is rotatably installed on the outer side of the stabilizing gear 4031, the stabilizing gear 4031, a rotating rod 404 is rotatably mounted above the stabilizing mechanism 403, a stabilizing spring 405 is fixedly mounted at the lower end of the rotating rod 404, the lower end of the stabilizing spring 405 is rotatably connected with the L-shaped rod 402, a moving rod 406 is fixedly mounted at the right side of the stabilizing mechanism 403, and a dozer plate 5 is fixedly mounted at the right side of the moving rod 406.

The working principle is as follows: when the earth and stone are needed to be pushed, the main rotating wheel 306 is started to rotate, so that the driving wheel 305 is driven to rotate, the adjusting cylinder 303 is driven to rotate by the driven wheel 304, because the adjusting cylinder 303 is inclined, the auxiliary gear 315 is driven to rotate and move towards the right side simultaneously, the stabilizing rod 314 is driven to move, so that the lifting mechanism 4 is driven to move towards the right side, meanwhile, the belt 307 on the main rotating wheel 306 drives the auxiliary rotating wheel 308 to rotate, so that the limiting disc 310 is driven to rotate by the supporting connecting rod 309, the sliding connecting rod 312 is driven to slide towards the right side by the limiting rod 3101 on the limiting disc 310, so that the stabilizing rod 314 is driven to move towards the right side, the adjusting cylinder 303 and the sliding rod 312 simultaneously drive the stabilizing rod 314 to move, the stability of the moving process of the stabilizing rod 314 is enhanced, so that the earth and stone are driven to move towards the right side, the excavator is not required to move integrally when the earthwork is moved in a short distance, the oil consumption of the excavator is reduced, the operation process is simplified, and the working efficiency is improved.

When the descending height of the bulldozer blade 5 is adjusted according to the requirements of different ground surfaces, the hydraulic cylinder 4013 inside the drive mechanism 401 is started, the hydraulic rod inside the hydraulic cylinder 4013 is extended, thereby driving the L-shaped rod 402 to rotate downwards through the connecting lug 4014, and driving the stabilizing gear 4031 inside the stabilizing mechanism 403 to rotate along the chain 4032, thereby ensuring that the blade 5, which is fixed to the travel bar 406, is always kept horizontal during the lowering process, so that the dozing work of the dozer blade 5 is not affected, while the rotating lever 404 is rotated downward, the L-shaped lever 2 pulls the stabilizing spring 405 to extend, thereby ensuring the stability of the bulldozer 5 in the descending process, when the bulldozer needs to be raised, the bulldozer can finish the operation by retracting a hydraulic rod in the hydraulic cylinder 4013, and the lowered height of the blade 5 can be extended by the cooperation of the rotating lever 404 and the stabilizing spring 405, thereby solving the problem that the raised or lowered height distance of the blade 5 is short.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an excavator dozer blade is adjusting device freely, includes organism (1), its characterized in that: the crawler wheel (2) is rotatably installed on two sides of the machine body (1), the pushing mechanism (3) is fixedly installed on the right side of the machine body (1), a supporting rod (301) is fixedly installed inside the pushing mechanism (3), a fixed connecting rod (302) is rotatably installed inside the supporting rod (301), an adjusting barrel (303) is fixedly installed on the right side of the fixed connecting rod (302), a driven wheel (304) is fixedly installed on the left side of the fixed connecting rod (302), a driving wheel (305) is meshed and connected with the lower portion of the driven wheel (304), a main rotating wheel (306) is fixedly installed below the driving wheel (305), a belt (307) is rotatably installed on the outer side of the main rotating wheel (306), a driven rotating wheel (308) is rotatably installed on the upper side of the belt (307), a supporting connecting rod (309) is fixedly installed on the upper end of the driven rotating wheel (, the upper end fixed mounting of spacing dish (310) has gag lever post (3101), the outside movable mounting of gag lever post (3101) has following dish (311), the right side fixed mounting of following dish (311) has sliding connection pole (312), the outside fixed mounting of sliding connection pole (312) has fixing base (313), the right side fixed mounting of sliding connection pole (312) has stabilizer bar (314), auxiliary gear (315) is installed in the below rotation of stabilizer bar (314), the right side fixed mounting of stabilizer bar (314) has elevating system (4), the inside of elevating system (4) is rotated and is installed drive mechanism (401), the inside of drive mechanism (401) is provided with rotation ear (4011), the left side of rotation ear (4011) is connected with stabilizer bar (314) rotation, the right side fixed mounting of rotation ear (4011) has base (4012), the right side fixed mounting of base (4012) has pneumatic cylinder (4013), the right side fixed mounting of pneumatic cylinder (4013) has engaging lug (4014), the right-hand member of engaging lug (4014) is rotated and is connected with L type pole (402), the left end of L type pole (402) is rotated and is installed on stabilizer bar (314), stabilizing mean (403) are installed in the inboard rotation of L type pole (402), the top of stabilizing mean (403) is rotated and is installed dwang (404), the lower extreme fixed mounting of dwang (404) has stabilizing spring (405), the lower extreme and the L type pole (402) of stabilizing spring (405) are rotated and are connected, the right side fixed mounting of stabilizing mean (403) has carriage release lever (406), the right side fixed mounting of carriage release lever (406) has bulldozer board (5).

2. The free adjustment device of excavator dozer blade of claim 1, wherein: the upper end of the adjusting cylinder (303) is inclined, and a helical gear is arranged in the adjusting cylinder and is in meshed connection with the auxiliary gear (315).

3. The free adjustment device of excavator dozer blade of claim 1, wherein: the inside of following dish (311) is seted up and is seted up the spout that corresponds with gag lever post (3101).

4. The free adjustment device of excavator dozer blade of claim 1, wherein: the sliding connecting rod (312) is connected with the fixed seat (313) in a sliding mode.

5. The free adjustment device of excavator dozer blade of claim 1, wherein: the L-shaped rods (402) are symmetrically distributed by taking the center line of the base (4012) as a reference point.

6. The free adjustment device of excavator dozer blade of claim 1, wherein: and a stabilizing gear (4031) is rotatably arranged in the stabilizing mechanism (403), and a chain (4032) is rotatably arranged on the outer side of the stabilizing gear (4031).